A Researcher Presents an Unconditioned Stimulus First,which Is Followed by the Neutral

question 131

Multiple Choice

A researcher presents an unconditioned stimulus first,which is followed by the neutral stimulus.The researcher is practicing:

• A) backward conditioning
• B) classical conditioning
• C) operant conditioning
• D) stimulus generalization

---

Definitions:

Trophoblast

A layer of cells surrounding the blastocyst in early development that provides nutrients to the embryo and develops into part of the placenta.

Inner Cell Mass

The inner cell mass is a group of cells inside the primordial embryo that will eventually develop into the fetus.

Germ Layers

The three primary layers of cells (ectoderm, mesoderm, and endoderm) in an embryo that develop into all organs and tissues of the body.

Fetal

Pertaining to a fetus, the developmental stage of a mammal that occurs after embryonic development and before birth.